Owner's Manual

2-26
ASUS Z87-C
Active Processor Cores [All]
Allows you to choose the number of CPU cores to activate in each processor package.
Conguration options: [All] [1] [2] [3]
Limit CPUID Maximum [Disabled]
When set to [Enabled], this item allows the legacy OS to boot even without support for CPUs
with extended CPUID functions.
Conguration options: [Enabled] [Disabled]
Execute Disable Bit [Enabled]
Execute Disable prevents certain classes of malicious buffer overow attacks when combined
with a supporting OS (SuSE Linux 9.2, RedHat Enterprise 3 Update 3).
Conguration options: [Disabled] [Enabled]
Intel Virtualization Technology [Disabled]
When set to [Enabled], a VMM can utilize the additional hardware capabilities provided by
Vanderpool Technology.
Conguration options: [Disabled] [Enabled]
Hardware Prefetcher [Enabled]
Allows you to enable or disable the Mid Level Cache (L2) streamer prefetcher.
Conguration options: [Disabled] [Enabled]
Adjacent Cache Line Prefetch [Enabled]
Allows you to enable or disable the Mid Level Cache (L2) prefetching of adjacent cache lines.
Conguration options: [Disabled] [Enabled]
Boot performance mode [Max Non-Tu...]
Allows you to select the performance state that the BIOS will set before OS handoff.
Conguration options: [Max Non-Turbo Performance] [Max Battery] [Turbo Performance]
Dynamic Storage Accelerator [Disabled]
Allows you to enable or disable Dynamic Storage Accelerator for C state conguration.
Conguration options: [Enabled] [Disabled]
CPU Power Management Conguration
This item allows you to manage and congure the CPU’s power.
Enhanced Intel SpeedStep Technology [Enabled]
Allows your system to adjust the processor’s voltage and cores frequency, resulting in
decreased power consumption and heat production.
[Disabled] The CPU runs at its default speed.
[Enabled] The system controls the CPU speed.